Xiao's teacher asked him to rewrite the sum of 60 + 90 as the product of the gcf of the two numbers and a sum. xiao wrote 3(20 + 30). what mistake did xiao make? how should he have written the sum?

You can model the population of a certain city between 1955-2000 by the radical function p(x)=55,000 sqrt x-1945. using this model, in which year was the population of that city 220,000

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis